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JPL Small-Body Database Browser
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71050 (1999 XY88)
Classification: Main-belt Asteroid          SPK-ID: 2071050
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01869068751775201 4.1133e-08  
a 3.064648063902628 2.7882e-08 au
q 3.00736768458834 1.3025e-07 au
i 10.96928838456978 4.804e-06 deg
node 98.39498315924018 3.2044e-05 deg
peri 352.6536798487057 0.00018336 deg
M 223.5703144229666 0.00018149 deg
tp 2459343.135519186777
(2021-May-08.63551919)
0.00099163 TDB
period 1959.608612865155
5.37
2.6743e-05
7.322e-08
d
yr
n .1837101539749011 2.5071e-09 deg/d
Q 3.121928443216915 2.8403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      7731 days (21.17 yr)  
   first obs. used      1998-09-21  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56038  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:15:23  

Additional Information
 Earth MOID = 2.0244 au 
 Jupiter MOID = 1.99393 au 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO502591  
diameter diameter 5.533 km 0.332 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71050 (1999 XY88)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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